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Patent applications and USPTO patent grants for McElhinney; Graham Arthur.The latest application filed is for "magnetic latching device for downhole wellbore intercept operations".
Patent | Date |
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Magnetic latching device for downhole wellbore intercept operations Grant 9,540,880 - McElhinney , et al. January 10, 2 | 2017-01-10 |
Magnetic Latching Device For Downhole Wellbore Intercept Operations App 20150034312 - McElhinney; Graham Arthur ;   et al. | 2015-02-05 |
Positioning Techniques In Multi-well Environments App 20140374159 - McElhinney; Graham Arthur ;   et al. | 2014-12-25 |
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